<!DOCTYPE HTML>
<html>
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width; initial-scale=1.0">
  <title>Ensure APZ doesn't wait for passive listeners</title>
  <script type="application/javascript" src="apz_test_native_event_utils.js"></script>
  <script type="application/javascript" src="apz_test_utils.js"></script>
  <script type="application/javascript" src="/tests/SimpleTest/paint_listener.js"></script>
  <script type="application/javascript">

var touchdownTime;

function longPressLink() {
  synthesizeNativeTouch(document.getElementById('b'), 5, 5, SpecialPowers.DOMWindowUtils.TOUCH_CONTACT, function() {
    dump("Finished synthesizing touch-start, waiting for events...\n");
  });
}

var touchstartReceived = false;
function recordEvent(e) {
  if (!touchstartReceived) {
    touchstartReceived = true;
    is(e.type, 'touchstart', 'Got a touchstart');
    e.preventDefault(); // should be a no-op because it's a passive listener
    return;
  }

  // If APZ decides to wait for the content response on a particular input block,
  // it needs to wait until both the touchstart and touchmove event are handled
  // by the main thread. In this case there is no touchmove at all, so APZ would
  // end up waiting indefinitely and time out the test. The fact that we get this
  // contextmenu event (mouselongtap on Windows) at all means that APZ decided
  // not to wait for the content response, which is the desired behaviour, since
  // the touchstart listener was registered as a passive listener.
  if (getPlatform() == "windows") {
    is(e.type, 'mouselongtap', 'Got a mouselongtap');
  } else {
    is(e.type, 'contextmenu', 'Got a contextmenu');
  }
  e.preventDefault();

  synthesizeNativeTouch(document.getElementById('b'), 5, 5, SpecialPowers.DOMWindowUtils.TOUCH_REMOVE, function() {
    dump("Finished synthesizing touch-end to clear state; finishing test...\n");
    subtestDone();
  });
}

window.addEventListener('touchstart', recordEvent, { passive: true, capture: true });
if (getPlatform() == "windows") {
  SpecialPowers.addChromeEventListener('mouselongtap', recordEvent, true);
} else {
  window.addEventListener('contextmenu', recordEvent, true);
}

waitUntilApzStable()
.then(longPressLink);

  </script>
</head>
<body>
 <a id="b" href="#">Link to nowhere</a>
</body>
</html>
